what scores could you get with two darts? could you score 14 with 2 darts?

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6 5 1 0 7 8 9 What scores could you get with two darts? Could you score 14 with 2 darts? Could you score 14 in more than one way? Find all the ways of scoring 14. What is the smallest score you could get with 3 darts? Targe t A Working Space SANC Maths Clubs Derived from: Irons, C. (1999). Numeracy: 160 mental maths discussions, Volume 2. Mimosa Publications. Section 10

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5. 6. A. What scores could you get with two darts? Could you score 14 with 2 darts? Could you score 14 in more than one way? Find all the ways of scoring 14. What is the smallest score you could get with 3 darts?. 7. Target. 10. 9. 8. Working Space. SANC Maths Clubs. - PowerPoint PPT Presentation

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Page 1: What scores could you get with two darts? Could you score 14 with 2 darts?

65

10 7

89

• What scores could you get with two darts?

• Could you score 14 with 2 darts?• Could you score 14 in more than

one way?• Find all the ways of scoring 14.• What is the smallest score you could

get with 3 darts?

Target

A

Working Space

SANC Maths ClubsDerived from: Irons, C. (1999). Numeracy: 160 mental maths discussions, Volume 2. Mimosa Publications. Section 10

Page 2: What scores could you get with two darts? Could you score 14 with 2 darts?

96

11 8

107

• What scores could you get with two darts?

• Could you score 16 with 2 darts?• Could you score 16 in more than one way?• How many darts would you need to score

28?• What is the largest score you can get with

3 darts?• What is the largest score you can get with

3 darts?

Target

B

Working Space

SANC Maths ClubsDerived from: Irons, C. (1999). Numeracy: 160 mental maths discussions, Volume 2. Mimosa Publications. Section 10

Page 3: What scores could you get with two darts? Could you score 14 with 2 darts?

711

9 12

813

• What scores could you get with two darts?• How many darts would you need to score

36?• Could you score 20 with 2 darts?• Could you score 20 in more than one way?• Find all the ways of scoring 20• What is the largest score you can get with

2 darts?• What is the smallest score you can get

with 2 darts?

Target

C

Working Space

SANC Maths Clubs

Page 4: What scores could you get with two darts? Could you score 14 with 2 darts?

97

17 11

1315

• What scores could you get with two darts?• Could you score 26 with 2 darts?• Could you score 26 in more than one way?• Find all the ways of scoring 26.• Could you score 22 with 2 darts?• Could you score 22 in more than one way?• Find all the ways of scoring 22.• Now try 32

Target

D

Working Space

SANC Maths ClubsDerived from: Irons, C. (1999). Numeracy: 160 mental maths discussions, Volume 2. Mimosa Publications. Section 10

Page 5: What scores could you get with two darts? Could you score 14 with 2 darts?

1116

13 14

1215

• What scores could you get with two darts?

• Could you score 25 with 2 darts?• Could you score 25 in more than

one way?• What is the largest score you can

get with 2 darts?• What is the smallest score you can

get with 2 darts?

Target

E

Working Space

SANC Maths ClubsDerived from: Irons, C. (1999). Numeracy: 160 mental maths discussions, Volume 2. Mimosa Publications. Section 10

Page 6: What scores could you get with two darts? Could you score 14 with 2 darts?

165

19 7

14

• What scores could you get with two darts?

• Could you score 14 with 2 darts?• Could you score 14 in more than one

way?• What is the largest score you can get

with 3 darts?• Estimate the total of all the scores.

Check using the Making Tens strategy.

Making Tens

Working Space

SANC Maths ClubsDerived from: Irons, C. (1999). Numeracy: 160 mental maths discussions, Volume 2. Mimosa Publications. Section 10

Page 7: What scores could you get with two darts? Could you score 14 with 2 darts?

619

13 4

112

• What scores could you get with two darts?

• Could you score 25 with 2 darts?• Could you score 25 in more than one

way?• What is the smallest score you can

get with 2 darts?• Estimate the total of all the scores.

Check using the Making Tens strategy.

Making Tens

E

Working Space

SANC Maths ClubsDerived from: Irons, C. (1999). Numeracy: 160 mental maths discussions, Volume 2. Mimosa Publications. Section 10

Page 8: What scores could you get with two darts? Could you score 14 with 2 darts?

1615

14 13

1516

• What scores could you get with two darts?

• Could you score 31 with 2 darts?• Could you score 46 with 3 darts?• What other scores could you get

with 3 darts?• Estimate the total of all the scores.

Check using the Near Doubles strategy.

Near Doubles

E

Working Space

SANC Maths ClubsDerived from: Irons, C. (1999). Numeracy: 160 mental maths discussions, Volume 2. Mimosa Publications. Section 10

Page 9: What scores could you get with two darts? Could you score 14 with 2 darts?

2899

4 49

158

• What scores could you get with two darts?

• What is the largest score you can get with 2 darts?

• What is the smallest score you can get with 2 darts?

• Could you score 152 with 3 darts. Which numbers would you need to hit?

• Estimate the total of all the scores. Check using the Landmark Numbers strategy.

Landmark Numbers

Working Space

SANC Maths ClubsDerived from: Irons, C. (1999). Numeracy: 160 mental maths discussions, Volume 2. Mimosa Publications. Section 10

Page 10: What scores could you get with two darts? Could you score 14 with 2 darts?

1116

13 14

1215

Target

E